Overview
Cereus grandicostatus is a columnar cactus succulent in the genus Cereus, part of the Cactaceae family, with spiny foliage. Cereus grandicostatus grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H4. Suggested uses include ornamental.
About
Cereus grandicostatus is a cultivar of the Cereus genus, which includes around 33 species of large, columnar cacti native to South America. This cactus succulent features ribbed, spiny stems and thrives in full sun with a south-facing, sheltered aspect. It prefers very well-drained, gritty loam soil with neutral pH and is hardy to UK zone H4. The plant is mainly grown for ornamental purposes and is best propagated by stem cuttings. Its season of interest spans spring and summer, reflecting the typical flowering period of the genus.
Growing conditions
Best soil and position for Cereus
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Cereus grandicostatus size, habit and characteristics
- Plant type
- Cactus Succulent
- Habit
- Columnar
- Foliage
- Spiny
- Suggested uses
- Ornamental
Care notes
Pruning and caring for Cereus grandicostatus
- Propagation
- Stem cuttings
- Pest resistance
- Mealybugs, Scale insects, Spider mites
- Disease resistance
- Root rot
Frequently asked questions
Where is the best place to plant Cereus grandicostatus?
Cereus grandicostatus prefers full sun. It suits sheltered positions.
What soil does Cereus grandicostatus need?
Cereus grandicostatus grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Cereus grandicostatus hardy in the UK?
Cereus grandicostatus has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Cereus grandicostatus?
Stem cuttings.